Subtract 9/63 from 7/2
1st number: 3 1/2, 2nd number: 9/63
7/2 - 9/63 is 47/14.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 63 is 126
Next, find the equivalent fraction of both fractional numbers with denominator 126 - For the 1st fraction, since 2 × 63 = 126,
7/2 = 7 × 63/2 × 63 = 441/126 - Likewise, for the 2nd fraction, since 63 × 2 = 126,
9/63 = 9 × 2/63 × 2 = 18/126 - Subtract the two like fractions:
441/126 - 18/126 = 441 - 18/126 = 423/126 - After reducing the fraction, the answer is 47/14
- In mixed form: 35/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/2-9/63 7/2-18/63 7/4-9/63 21/2-9/63 7/2-27/63 7/6-9/63 35/2-9/63 7/2-45/63 7/10-9/63 49/2-9/63 7/14-9/63